AU572775B2 - Electro-hydraulic pre-control of hydraulic functions - Google Patents

Electro-hydraulic pre-control of hydraulic functions

Info

Publication number
AU572775B2
AU572775B2 AU59158/86A AU5915886A AU572775B2 AU 572775 B2 AU572775 B2 AU 572775B2 AU 59158/86 A AU59158/86 A AU 59158/86A AU 5915886 A AU5915886 A AU 5915886A AU 572775 B2 AU572775 B2 AU 572775B2
Authority
AU
Australia
Prior art keywords
hydraulic
electro
control
functions
hydraulic functions
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
AU59158/86A
Other versions
AU5915886A (en
Inventor
Michael Dettmers
Willy Kussel
Walter Weirich
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Gewerkschaft Eisenhutte Westfalia GmbH
Original Assignee
Gewerkschaft Eisenhutte Westfalia GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Gewerkschaft Eisenhutte Westfalia GmbH filed Critical Gewerkschaft Eisenhutte Westfalia GmbH
Publication of AU5915886A publication Critical patent/AU5915886A/en
Application granted granted Critical
Publication of AU572775B2 publication Critical patent/AU572775B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/16—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors
    • F15B11/22—Synchronisation of the movement of two or more servomotors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
    • F15B21/08—Servomotor systems incorporating electrically operated control means
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/8593—Systems
    • Y10T137/86493—Multi-way valve unit
    • Y10T137/86574—Supply and exhaust
    • Y10T137/8667—Reciprocating valve
    • Y10T137/86686—Plural disk or plug

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Servomotors (AREA)
  • Magnetically Actuated Valves (AREA)
AU59158/86A 1985-08-28 1986-06-24 Electro-hydraulic pre-control of hydraulic functions Ceased AU572775B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3530657A DE3530657C2 (en) 1985-08-28 1985-08-28 Device for controlling hydraulic consumers used in underground mining
DE3530657 1985-08-28

Publications (2)

Publication Number Publication Date
AU5915886A AU5915886A (en) 1987-03-05
AU572775B2 true AU572775B2 (en) 1988-05-12

Family

ID=6279521

Family Applications (1)

Application Number Title Priority Date Filing Date
AU59158/86A Ceased AU572775B2 (en) 1985-08-28 1986-06-24 Electro-hydraulic pre-control of hydraulic functions

Country Status (9)

Country Link
US (1) US4702148A (en)
CN (1) CN1006165B (en)
AU (1) AU572775B2 (en)
BE (1) BE905336A (en)
CA (1) CA1285850C (en)
DE (1) DE3530657C2 (en)
ES (1) ES8801404A1 (en)
GB (1) GB2179703B (en)
SU (1) SU1597114A3 (en)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4836088A (en) * 1985-08-21 1989-06-06 Rome Industries, Inc. Directional control valve and regeneration valve
DE3890121C2 (en) * 1987-02-20 1996-08-08 Hitachi Construction Machinery Hydraulic quick-exhaust control valve
US4879875A (en) * 1988-03-22 1989-11-14 The Boeing Company Fastener driving tool
DE3840478C2 (en) * 1988-12-01 1996-05-15 Westfalia Becorit Ind Tech Device for the emergency actuation of hydraulic expansion units for electrohydraulic expansion controls
US5138838A (en) * 1991-02-15 1992-08-18 Caterpillar Inc. Hydraulic circuit and control system therefor
US5351602A (en) * 1992-08-05 1994-10-04 The United States Of America As Represented By The Secretary Of The Army Jointed assembly actuated by fluid pressure
DE19612864A1 (en) * 1996-03-30 1997-10-02 Zahnradfabrik Friedrichshafen Hydraulic control device for shifting an automatic transmission, in particular a CVT transmission
DE19806100C2 (en) * 1998-02-14 1999-12-09 Roland Man Druckmasch Arrangement for controlling two or more sheet straight pushers in the delivery of a sheet-processing printing machine
DE19857890B4 (en) * 1998-12-15 2008-06-19 Dbt Gmbh valve assembly
US6715403B2 (en) 2001-10-12 2004-04-06 Caterpillar Inc Independent and regenerative mode fluid control system
US6701822B2 (en) 2001-10-12 2004-03-09 Caterpillar Inc Independent and regenerative mode fluid control system
DE20307512U1 (en) * 2003-05-13 2003-07-10 Dbt Gmbh Hydraulically switchable directional valve
CN101251007B (en) * 2008-03-27 2012-04-18 中国海洋石油总公司 Inserting-mounting type electrohydraulic integration device
CN102330720B (en) * 2011-03-17 2014-05-28 昆山航天智能技术有限公司 Parameter dynamic matching control system between multi-way reversing valve and hydraulic oil cylinder
CN104088833A (en) * 2014-07-06 2014-10-08 上海宏信设备工程有限公司 Power supply and hydraulic redundancy oblique cone self-locking axial force compensation system
CN104963713A (en) * 2014-12-25 2015-10-07 李振安 Intelligent controller having multiple control functions
DE102017217715A1 (en) * 2017-10-05 2019-04-11 Peri Gmbh Hydraulic arrangement with networked hydraulic units and climbing formwork and method for moving the climbing formwork with such a hydraulic arrangement

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU4645485A (en) * 1984-09-29 1986-04-10 Gewerkschaft Eisenhutte Westfalia Gmbh Hydraulic control device
AU562264B2 (en) * 1984-04-07 1987-06-04 Fletcher Sutcliffe Wild Ltd. Valve control
AU569087B2 (en) * 1983-06-14 1988-01-21 Dobson Park Industries Plc Electrically operated valve for a mine roof support

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2825306A (en) * 1954-02-10 1958-03-04 Sulzer Ag Servomotor control system
US3016917A (en) * 1956-08-24 1962-01-16 Int Basic Economy Corp Valve for controlling pressurized fluid
US4046058A (en) * 1973-12-10 1977-09-06 Gewerkschaft Eisenhutte Westfalia Control systems and arrangements for use in mineral mining installations
US4073313A (en) * 1974-12-06 1978-02-14 Fairchild Industries, Inc. Valve apparatus
US4638720A (en) * 1980-12-01 1987-01-27 Deere & Company Electro-hydraulic control system
DE3110220A1 (en) * 1981-03-17 1982-10-07 Gewerkschaft Eisenhütte Westfalia, 4670 Lünen HYDRAULIC, ESPECIALLY ELECTRO-HYDRAULIC EXTENSION CONTROL FOR UNDERGROUND PROFITING COMPANIES
DE3123224C2 (en) * 1981-06-11 1986-08-21 Klöckner-Becorit GmbH, 4620 Castrop-Rauxel Electrically operated hydraulic control valve

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU569087B2 (en) * 1983-06-14 1988-01-21 Dobson Park Industries Plc Electrically operated valve for a mine roof support
AU562264B2 (en) * 1984-04-07 1987-06-04 Fletcher Sutcliffe Wild Ltd. Valve control
AU4645485A (en) * 1984-09-29 1986-04-10 Gewerkschaft Eisenhutte Westfalia Gmbh Hydraulic control device

Also Published As

Publication number Publication date
GB8614873D0 (en) 1986-07-23
CA1285850C (en) 1991-07-09
BE905336A (en) 1986-12-16
ES556801A0 (en) 1988-01-01
ES8801404A1 (en) 1988-01-01
CN1006165B (en) 1989-12-20
CN86104688A (en) 1987-03-11
GB2179703A (en) 1987-03-11
US4702148A (en) 1987-10-27
DE3530657A1 (en) 1987-03-12
DE3530657C2 (en) 1995-03-16
SU1597114A3 (en) 1990-09-30
GB2179703B (en) 1988-11-09
AU5915886A (en) 1987-03-05

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